The cardiovascular system transports oxygen to cells through blood and takes away carbon dioxide from the cells.
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A and D. You shouldn't drink or smoke
- You are at risk for doing jail time.
- You are at a higher risk for having life-threatening health problems.
- You are at a higher risk for having emotional and physical problems with yourself and the people around you.
Answer: Digestion
Explanation:
Digestion is the breakdown of food into simpler molecules that can be absorbed by the body. It starts the process of mechanical digestion by grinding the food with teeth. Also in the mouth, an enzyme called salivary amylase begins to break down long starch molecules into maltose.
